| Interface | Description | 
|---|---|
| MultipleBarcodeReader | Implementation of this interface attempt to read several barcodes from one image. | 
| Class | Description | 
|---|---|
| ByQuadrantReader | This class attempts to decode a barcode from an image, not by scanning the whole image,
 but by scanning subsets of the image. | 
| GenericMultipleBarcodeReader | Attempts to locate multiple barcodes in an image by repeatedly decoding portion of the image. | 
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